package com.etcn.common.redis;

import java.io.Serializable;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.HashOperations;
import org.springframework.data.redis.core.ListOperations;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.SetOperations;
import org.springframework.data.redis.core.ValueOperations;
import org.springframework.data.redis.core.ZSetOperations;
import org.springframework.data.redis.support.atomic.RedisAtomicLong;
import org.springframework.stereotype.Component;

@Component
public class RedisService {
	@Autowired
    private RedisTemplate redisTemplate;
    /**
     * 写入缓存
     * @param key
     * @param value
     * @return
     */
    public boolean set(final String key, Object value) {
        boolean result = false;
        try {
            ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
            operations.set(key, value);
            result = true;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return result;
    }
    /**
     * 写入缓存设置时效时间
     * @param key
     * @param value
     * @return
     */
    public boolean set(final String key, Object value, Long expireTime) {
        boolean result = false;
        try {
            ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
            operations.set(key, value);
            redisTemplate.expire(key, expireTime, TimeUnit.SECONDS);
            result = true;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return result;
    }
    /**
     * 批量删除对应的value
     * @param keys
     */
    public void remove(final String... keys) {
        for (String key : keys) {
            remove(key);
        }
    }

    /**
     * 批量删除key
     * @param pattern
     */
    public void removePattern(final String pattern) {
        Set<Serializable> keys = redisTemplate.keys(pattern);
        if (keys.size() > 0)
            redisTemplate.delete(keys);
    }
    /**
     * 删除对应的value
     * @param key
     */
    public void remove(final String key) {
        if (exists(key)) {
            redisTemplate.delete(key);
        }
    }
    /**
     * 判断缓存中是否有对应的value
     * @param key
     * @return
     */
    public boolean exists(final String key) {
        return redisTemplate.hasKey(key);
    }
    /**
     * 读取缓存
     * @param key
     * @return
     */
    public Object get(final String key) {
        Object result = null;
        ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
        result = operations.get(key);
        return result;
    }
    /**
     * 哈希 添加
     * @param key
     * @param hashKey
     * @param value
     */
    public void hmSet(String key, Object hashKey, Object value){
        HashOperations<String, Object, Object>  hash = redisTemplate.opsForHash();
        hash.put(key,hashKey,value);
    }

    /**
     * 哈希 判断key是否存在
     * @param key
     * @param hashKey
     */
    public boolean hmExists(String key, Object hashKey){
        HashOperations<String, Object, Object> hash = redisTemplate.opsForHash();
        return  hash.hasKey(key, hashKey);
    }
    
    /**
     * 哈希 递增/递减 
     * @param key
     * @param increment
     * @param expireTime 过期时间(单位:秒)
     * @return
     */
     public long hincr(String key, Object hashKey, int increment) {  
    	 HashOperations<String, Object, Object> hash = redisTemplate.opsForHash();
    	 return hash.increment(key, hashKey, increment);
     }   
    
    /**
     * 哈希获取数据
     * @param key
     * @param hashKey
     * @return
     */
    public Object hmGet(String key, Object hashKey){
        HashOperations<String, Object, Object>  hash = redisTemplate.opsForHash();
        return hash.get(key,hashKey);
    }

    /**
     * 列表添加
     * @param k
     * @param v
     */
    public void lPush(String k,Object v){
        ListOperations<String, Object> list = redisTemplate.opsForList();
        list.rightPush(k,v);
    }

    /**
     * 列表获取
     * @param k
     * @param l
     * @param l1
     * @return
     */
    public List<Object> lRange(String k, long l, long l1){
        ListOperations<String, Object> list = redisTemplate.opsForList();
        return list.range(k,l,l1);
    }

    /**
     * 集合添加
     * @param key
     * @param value
     */
    public void add(String key,Object value){
        SetOperations<String, Object> set = redisTemplate.opsForSet();
        set.add(key,value);
    }

    /**
     * 集合获取
     * @param key
     * @return
     */
    public Set<Object> setMembers(String key){
        SetOperations<String, Object> set = redisTemplate.opsForSet();
        return set.members(key);
    }

    /**
     * 有序集合添加
     * @param key
     * @param value
     * @param scoure
     */
    public void zAdd(String key,Object value,double scoure){
        ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
        zset.add(key,value,scoure);
    }
    
    /**
     * 有序集合 递增或递减
     * @param key
     * @param value
     * @param scoure
     */
    public double zincr(String key,Object value,double scoure){
        ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
        return zset.incrementScore(key,value,scoure);
    }

    /**
     * 有序集合获取
     * @param key
     * @param scoure
     * @param scoure1
     * @return
     */
    public Set<Object> rangeByScore(String key,double scoure,double scoure1){
        ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
        return zset.rangeByScore(key, scoure, scoure1);
    }
    
    /**
     * 通过索引区间返回有序集合成指定区间内的成员对象，其中有序集成员按分数值递减(从大到小)顺序排列
     * @param key
     * @param start
     * @param end
     * @return
     */
    public Set<ZSetOperations.TypedTuple<Object>> reverseRangeWithScore(String key, int start, int end){
    	ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
    	return zset.reverseRangeWithScores(key, start, end);
    }
    
    /**
     * 设置过期时间
     * @param key
     * @param expireTime(单位：秒)
     */
    public void expire(String key,long expireTime){
    	redisTemplate.expire(key, expireTime, TimeUnit.SECONDS);
    }
    
   /**
    * 递增/递减 
    * @param key
    * @param increment
    * @param expireTime 过期时间(单位:秒)
    * @return
    */
    public long incr(String key,int increment,long expireTime) {  
        RedisAtomicLong counter = new RedisAtomicLong(key, redisTemplate.getConnectionFactory());  
        counter.expire(expireTime, TimeUnit.SECONDS);
        return counter.addAndGet(increment);                
    }   
    
    /**
     * 递增/递减 
     * @param key
     * @param increment
     * @return
     */
     public long incr(String key,int increment) {  
         RedisAtomicLong counter = new RedisAtomicLong(key, redisTemplate.getConnectionFactory());  
         return counter.addAndGet(increment);                
     }
}
